Which of the following protection is provided against excessive current draw and abnormal heat

Which of the following converts dc voltage to ac voltage:

The resistance value of the conductors increase with increase in temperature:

A suction line accumulator is used for which of the following purpose:

Resistance of a conductor is _____ to the length of the conductor and_____ to the area of cross section of the conductor:

A discharge line riser is required whenever the condenser is located _____ the compressor:

The power factor may be expressed as the ratio of the actual power to the apparent power:

Refrigerant temperature is independent of the evaporator pressure:

_____ controls combustion efficiency by controlling how completely the fuel is burned:

In a simple resistive circuit, the voltage is 240V AC and the current is 10 amps. What is the restance of the circuit

In a circuit for the same supply voltage and current value which of the following supply will have maximum voltage drop:

The temperature of the water vapor is always the same as the air:

A hygrometer is a device that measures the which of the following:

A sight glass is located in the _____ before the expansion valve: